Q: Is 140,420 a Prime Number?

 A: No, 140,420 is not a prime number.

Why is 140,420 not a prime number?

A prime number is a natural number, greater than one, that can only be divided by 1 and itself.

The number 140420 can be evenly divided by 1 2 4 5 7 10 14 17 20 28 34 35 59 68 70 85 118 119 140 170 236 238 295 340 413 476 590 595 826 1,003 1,180 1,190 1,652 2,006 2,065 2,380 4,012 4,130 5,015 7,021 8,260 10,030 14,042 20,060 28,084 35,105 70,210 and 140,420, with no remainder.

Since 140,420 cannot be divided by just 1 and 140,420, it is not a prime number.


More Examples

Number 140,418140,419140,421140,422
Prime? noyesnono
  • All positive natural numbers are either a prime number or a composite number (except the number 1, which is neither).

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